USD354687SExpiredUtility
Structured packing element
Assignee: NORTON CHEMICAL PROCESS PRODUCTS CORPPriority: Jun 29, 1992Filed: Jun 29, 1992Granted: Jan 24, 1995
Est. expiryJun 29, 2012(expired)· nominal 20-yr term from priority
Inventors:Hassan S. Niknafs
62
PatentIndex Score
11
Cited by
10
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a structured packing element, as shown and described.
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